21791808

素因数分解:

$2^6\times 3^3\times {\mathrm{12611}}^1$

素因数の和:12632

約数の個数: 56

約数和(自身を含む): 64068960

約数和(自身を除く): 42277152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 12611, 25222, 37833, 50444, 75666, 100888, 113499, 151332, 201776, 226998, 302664, 340497, 403552, 453996, 605328, 680994, 807104, 907992, 1210656, 1361988, 1815984, 2421312, 2723976, 3631968, 5447952, 7263936, 10895904, 21791808]

約数ペア:

[(1, 21791808), (2, 10895904), (3, 7263936), (4, 5447952), (6, 3631968), (8, 2723976), (9, 2421312), (12, 1815984), (16, 1361988), (18, 1210656), (24, 907992), (27, 807104), (32, 680994), (36, 605328), (48, 453996), (54, 403552), (64, 340497), (72, 302664), (96, 226998), (108, 201776), (144, 151332), (192, 113499), (216, 100888), (288, 75666), (432, 50444), (576, 37833), (864, 25222), (1728, 12611)]